Compare 28/63 and 63/20, Which fraction is greater?

Compare 28/63 and 63/20

1^st number: 28/63, 2^nd number: 3 3/20

28/63 is smaller than 63/20

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 63 × 20 = 1260,
28/63 = 28 × 20/63 × 20 = 560/1260
Likewise, for the 2nd fraction, since 20 × 63 = 1260,
63/20 = 63 × 63/20 × 63 = 3969/1260
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
560/1260 < 3969/1260 or 28/63 < 63/20

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